77185420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{1049}}^1$

素因数の和:1354

約数の個数: 48

約数和(自身を含む): 175341600

約数和(自身を除く): 98156180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 283, 566, 1049, 1132, 1415, 2098, 2830, 3679, 4196, 5245, 5660, 7358, 10490, 13637, 14716, 18395, 20980, 27274, 36790, 54548, 68185, 73580, 136370, 272740, 296867, 593734, 1187468, 1484335, 2968670, 3859271, 5937340, 7718542, 15437084, 19296355, 38592710, 77185420]

約数ペア:

[(1, 77185420), (2, 38592710), (4, 19296355), (5, 15437084), (10, 7718542), (13, 5937340), (20, 3859271), (26, 2968670), (52, 1484335), (65, 1187468), (130, 593734), (260, 296867), (283, 272740), (566, 136370), (1049, 73580), (1132, 68185), (1415, 54548), (2098, 36790), (2830, 27274), (3679, 20980), (4196, 18395), (5245, 14716), (5660, 13637), (7358, 10490)]